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Processo para a obtencao de n-(alfa-cloropropionil)-1,2,3,4-tetrahidro-quinaldina,composicao para a protecao de plantas de cultura,sua aplicacao,composicao para o combate seletivo de ervas daninhas,sua aplicacao
Processo para a preparacao de novas n-(3-terc.-butil-1 2 4-tiadiazolil-(5)) -ureias sua aplicacao composicao herbicida a base das mesmas processo para preparacao de tal composicao e processo para combater o crescimento de plantas indesejadas